1991 Ford Sierra vs. 2007 Mazda 6
To start off, 2007 Mazda 6 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1991 Ford Sierra would be higher. At 1,798 cc (4 cylinders), 2007 Mazda 6 is equipped with a bigger engine. In terms of performance, 2007 Mazda 6 (118 HP @ 5500 RPM) has 43 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 2007 Mazda 6 should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mazda 6 weights approximately 225 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Mazda 6 (165 Nm @ 4500 RPM) has 13 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 2007 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
1991 Ford Sierra | 2007 Mazda 6 | |
Make | Ford | Mazda |
Model | Sierra | 6 |
Year Released | 1991 | 2007 |
Engine Position | Front | Front |
Engine Size | 1751 cc | 1798 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 75 HP | 118 HP |
Engine RPM | 4500 RPM | 5500 RPM |
Torque | 152 Nm | 165 Nm |
Torque RPM | 2200 RPM | 4500 RPM |
Engine Bore Size | 82.5 mm | 83.1 mm |
Engine Stroke Size | 82 mm | 83.1 mm |
Engine Compression Ratio | 21.5:1 | 10.8:1 |
Fuel Type | Diesel | Gasoline - Premium |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1145 kg | 1370 kg |
Vehicle Length | 4430 mm | 4690 mm |
Vehicle Width | 1700 mm | 1790 mm |
Vehicle Height | 1370 mm | 1440 mm |
Wheelbase Size | 2620 mm | 2680 mm |
Fuel Tank Capacity | 60 L | 64 L |